21036636

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{12433}}^1$

素因数の和:12490

約数の個数: 36

約数和(自身を含む): 54311712

約数和(自身を除く): 33275076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 12433, 24866, 37299, 49732, 74598, 111897, 149196, 223794, 447588, 584351, 1168702, 1753053, 2337404, 3506106, 5259159, 7012212, 10518318, 21036636]

約数ペア:

[(1, 21036636), (2, 10518318), (3, 7012212), (4, 5259159), (6, 3506106), (9, 2337404), (12, 1753053), (18, 1168702), (36, 584351), (47, 447588), (94, 223794), (141, 149196), (188, 111897), (282, 74598), (423, 49732), (564, 37299), (846, 24866), (1692, 12433)]